Issaquah, Washington Population 2024

38,601

Issaquah is a city located in King County Washington. Issaquah has a 2024 population of 38,601. Issaquah is currently declining at a rate of -0.95% annually and its population has decreased by -3.71% since the most recent census, which recorded a population of 40,087 in 2020.

The average household income in Issaquah is $196,431 with a poverty rate of 6.66%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Issaquah is 36.8 years, 36.7 years for males, and 36.9 years for females.

Issaquah Demographics

According to the most recent ACS, the racial composition of Issaquah was:

  • White: 59.54%
  • Asian: 26.5%
  • Two or more races: 8.53%
  • Other race: 2.87%
  • Black or African American: 1.92%
  • Native American: 0.37%
  • Native Hawaiian or Pacific Islander: 0.27%
Land Area (mi²)
12.1 sq mi
Density (mi²)
3,182.40/sq mi
Growth Since 2020
-3.71% (-1,486)
The current population of Issaquah, Washington is 38,601 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 40,087.

Issaquah, Washington Population 2024

Population by Race

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Race
Population
Percentage (of total)
White23,45759.54%
Asian10,44126.5%
Two or more races3,3608.53%
Other race1,1312.87%
Black or African American7571.92%
Native American1460.37%
Native Hawaiian or Pacific Islander1080.27%

White

Asian

Two or more races

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Issaquah Population by Race

Issaquah Population Pyramid 2024

Issaquah Median Age

36.8

Total

36.7

Male

36.9

Female

Issaquah Adults

There are 31,069 adults, (4,829 of whom are seniors) in Issaquah.

Issaquah Age Dependency

50.2

Age Dependency Ratio

18.4

Old Age Dependency Ratio

31.7

Child Dependency Ratio

Issaquah Sex Ratio

Female19,81150.28%
Male19,58949.72%

Issaquah Population by Age

Issaquah Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All16,4152.3857.842.2
Married8,8682.9266.533.5
Non Family5,8891.448.251.8
Female1,1293.0943.756.3
Male5292.6749.150.9

2.89

Average Family Size

2.38

Average Household Size

57.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Issaquah Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Issaquah Educational Attainment by Sex (over 25)

Issaquah Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 85.06%.

Issaquah Educational Attainment by Race

All

Male

Female

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$94,025

Average Earnings

$113,418

Average Male

$74,256

Average Female

Issaquah Earnings by Educational Attainment

Issaquah Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Issaquah Language

67.74% of Issaquah residents speak only English, while 32.26% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 15.8% of the population.

Issaquah Language

Issaquah Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Asian10,4311,14110.94%
White22,4339354.17%
Hispanic2,49133613.49%
Other1,12420418.15%
Multiple3,3601745.18%
Black757111.45%
Native13710.73%

6.66%

Overall Poverty Rate

6.16%

Male Poverty Rate

7.15%

Female Poverty Rate

Poverty in Issaquah

The race most likely to be in poverty in Issaquah is Other, with 18.15% below the poverty level.

The race least likely to be in poverty in Issaquah is Native, with 0.73% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.39%. Among those working part-time, it was 9.69%, and for those that did not work, the poverty rate was 14.15%.

Issaquah Poverty

rate

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Rate
Poverty
Less Than 9th Grade36.19%
High School8.62%
Some College8.34%
Bachelors or Greater3.75%

Issaquah Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed14.1%
Male Employed3.39%
Female Employed3.06%
Female Unemployed0%

Issaquah Poverty Rate by Employment Status and Sex

Issaquah Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Issaquah Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

55.8%

Overall Marriage Rate

58.1%

Male Marriage Rate

53.6%

Female Marriage Rate

Issaquah Married by Age and Sex

male

female

Issaquah Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Issaquah Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Issaquah Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,660

Number of Veterans

1,501

Male Veterans

159

Female Veterans

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Issaquah Veterans by War

count

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Issaquah Veterans by Age

count

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Issaquah Veterans by Race

Issaquah Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

2.28%

Veteran Poverty Rate

30.7%

Veteran Disability Rate

Issaquah Veterans by Education

LaborForceParticipation

73.3%

Labor Force Participation

70.9%

Employment Rate

3.2%

Unemployment Rate

Issaquah Employment by Age

LaborForceParticipation

Issaquah Employment by Race

LaborForceParticipation

Issaquah Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

31.46%

Born in Issaquah

70.56%

Native Born

29.44%

Foreign Born

16.73%

Non Citizen

12.71%

Naturalized

Place of Birth

70.56% of Issaquah residents were born in the United States, with 31.46% having been born in Washington. 16.73% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Issaquah Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202936,743-372-1%
202837,115-371-0.99%
202737,486-372-0.98%
202637,858-371-0.97%
202538,229-372-0.96%
202438,601-371-0.95%
202338,972-372-0.95%
202239,344-259-0.65%
202139,603-484-1.21%
202040,0876041.53%
201939,4832230.57%
201839,2601,5154.01%
201737,7453340.89%
201637,4111,3373.71%
201536,0742,0355.98%
201434,0395361.6%
201333,5038672.66%
201232,6366842.14%
201131,9521,4004.58%
201030,55200%
200011,2123,42644%
19907,7862,25040.64%
19805,5361,22328.36%
19704,313-32,430-88.26%

Issaquah Population by Year